An ESP32 WiFi focuser based on ESP32 WiFi. DRV8825, ULN2003, L298N, TMC2225, TMC2209. Support for ALPACA, Android, ASCOM, INDI, Linux, NINA, Webserver, JSON, TCP/IP.
(c) Robert Brown 2014-2025, Holger M, 2019-2021. All rights reserved.
Code or portions of code may not be copied or used without appropriate credit given to author.
Spreadsheet to calculate what stepper motor to use.
https://sourceforge.net/projects/arduinoascomfocuserpro2diy/files/Documentation/Nema-Stepper-Motors.xlsx/download
Spreadsheets to calculate CFZ
https://sourceforge.net/projects/myfocuserpro2-esp32/files/CFZ%20Spreadsheets/
https://youtu.be/90KeSspN3e0
Features
- ESP32 based WiFi Focus Controller
- Applications Android, ASCOM, INDI, Linux, Windows applications
- Easy to assemble DIY or use PCB design (Download Gerber files)
- Comprehensive manual and test programs
- Controller mode - AccessPoint or Station or connect to multiple devices
- Display, Graphics or Text
- Driver Boards DRV8825, L298N, TMC2225/2209, ULN2003
- Home Position Switch
- Interfaces - ALPACA, ASCOM, INDI, TCP/IP, JSON, Web browser, XHTML
- IN-OUT LED's, Push Buttons, Joystick, Infra-red remote control
- Motors - 12V NEMA and 28BYJ-48 stepper motors (built-in backlash support)
- Presets accessed by infra-red remote controller or applications
- Remote Internet Access support using DUCKDNS
- Servers ALPACA, Debug, Management, TCP/IP, Web Server
- Temperature Probe and built-in support for temperature compensation
License
MIT LicenseFollow myFP2ESP32 WiFi ASCOM Focus Controller
User Reviews
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Is there a simple ESP32 version with only a stepper motor ULN2003? I have those parts and only want a simple Ascom focuser. I get the idea that this project is a bit too much.
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great job! I use this focuser since 2019 no problems!